Bachelor of Science in Electrical Engineering, University Missouri, 1948. Master of Science in Electrical Engineering, Purdue University, 1950. Doctor of Philosophy, Northwestern University, 1954.
Instructor, Northwestern University, 1952-1954; assistant professor, U. Pittsburgh, 1954-1956; associate professor, U. Pittsburgh, 1956-1960; professor, U. Pittsburgh, since 1960; Fessenden professor, U. Pittsburgh, 1957-1962; Westinghouse professor, U. Pittsburgh, 1962-1965; associate dean engineering, U. Pittsburgh, 1970-1977; acting dean engineering, U. Pittsburgh, 1973-1974; director, Pattern Recognition Laboratory, since 1977. Adjunct Professor Shanghai, Xian and Northern Jiaotong universities, Peoples Republic of China, since 1979. Consultant to industry.
Served to major Chinese Nationalist Army, 1941-1945. Member Institute of Electrical and Electronics Engineers (Prize Paper award 1962), American Society Engineering Education, Association Computing Machinery, Sigma Xi, Eta Kappa Nu, Tau Beta Pi.
Married Frances Tung, August 29, 1952. Children: David, Deborah, Daniel.